CN219971190U - Automatic feeding and discharging device for tray with cover - Google Patents

Abstract

The utility model discloses an automatic feeding and discharging device for a tray with a cover. The positioning mechanism is arranged so as to ensure the positioning accuracy of the tray with the cover. The cover plate transfer mechanism can be used for transferring the cover plate away so as to be convenient for taking materials with the external taking mechanism, and can be applied to a tray with a cover to realize cover taking automation. The cover closing mechanism is convenient to clamp the cover plate, and the cover plate is loosened when the tray to be taken out is transferred to the lower part through the empty tray transferring mechanism, so that the cover plate and the tray are automatically recombined, manual operation is not needed, and the production efficiency is improved. The arrangement of the empty tray transfer mechanism is convenient for being matched with the cover plate transfer mechanism and the cover closing mechanism to be recombined into an empty tray with the cover, and the empty tray with the cover can be transferred to the blanking station, so that the empty tray with the cover has good flexibility and can be matched with all the mechanisms, and the production efficiency is improved.

Description

Automatic feeding and discharging device for tray with cover

Technical Field

The utility model relates to the technical field of automatic equipment, in particular to an automatic feeding and discharging device for a tray with a cover.

Background

At present, most of the production of products involves feeding and discharging problems, and usually the products are manually placed in a product tray, then manually placed on equipment, and the empty product tray is manually recovered. However, the manual operation efficiency is low and the damage rate is high, which is not beneficial to improving the production efficiency.

Chinese patent publication No. CN216037364U discloses a feeding and discharging mechanism for pallets, which can make automatic pallets stacked up and down by the frame and the first driving mechanism and the second driving mechanism to be placed in cooperation with the compression space, thereby saving space, accurately positioning the pallets by the positioning mechanism, facilitating automatic line material taking, moving the pallets by the telescopic mechanism in cooperation with the suction mechanism, and automatically replacing supplementary materials; therefore, the feeding and discharging mechanism of the tray can meet the requirement of automatic feeding and discharging of the tray, and improves production efficiency. However, because some products are uneven in shape compared with the bottom, the products can be shifted when being directly placed on the tray for transportation, a corresponding cover plate is usually additionally arranged on the tray, the cover plate and the tray are matched for use to achieve the effect of limiting and fixing, the tray with the cover plate is not only required to be loaded and unloaded, but also the loading and unloading of the cover plate are considered, and the cover plate and the tray are also required to be closed again, and the loading and unloading mechanism of the tray can only realize loading and unloading of the tray and is not applicable to the tray with the cover. If the tray is covered, the cover plate is still required to be fed and discharged in a manual mode, and the production efficiency is low.

Therefore, how to overcome the above-mentioned drawbacks has become an important issue to be solved by the person skilled in the art.

Disclosure of Invention

The utility model overcomes the defects of the technology and provides the automatic feeding and discharging device for the tray with the cover.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the automatic feeding and discharging device for the covered tray comprises a frame, wherein a feeding station, a cover closing station and a discharging station are sequentially arranged on the frame from left to right, a feeding mechanism for conveying the covered tray filled with materials to the feeding station, a positioning mechanism for positioning the covered tray conveyed by the feeding mechanism and arranged on the feeding station, a cover plate transferring mechanism for clamping and transferring a cover plate on the upper part of the positioned covered tray from the feeding station to the cover closing station, and a cover plate clamping and transferring mechanism for clamping the cover plate clamped and transferred to the cover closing station before closing the cover plate, wherein the cover plate clamping and transferring mechanism is arranged on the cover closing station when the cover closing is needed, the cover plate clamping and transferring mechanism is used for transversely transferring the tray on the lower part of the covered tray which is finished by taking materials to the lower part of the cover closing station and continuously transferring the covered tray without the loaded materials to the discharging station, and the cover plate clamping and the cover plate is clamped again when the cover plate is transferred to the lower part of the cover closing station.

Preferably, the feeding mechanism comprises a first Z-axis linear module which is arranged at the left side of the feeding station and vertically extends, and a supporting plate which is driven by the first Z-axis linear module to move up and down, and the supporting plate can convey a tray with a cover filled with materials to the feeding station.

Preferably, the lower part of the frame is provided with a full-material covered tray storage mechanism capable of loading and transversely conveying a plurality of full-material covered trays, the full-material covered tray storage mechanism comprises a transversely extending conveying belt and a first motor for driving the conveying belt to transversely convey the full-material covered trays, and when the loading mechanism is empty, the supporting plate of the loading mechanism can be lowered to be flush with the full-material covered tray storage mechanism.

Preferably, the positioning mechanism comprises two clamping cylinders which are respectively arranged at the front side and the rear side of the feeding station and are opposite in front and rear, and positioning pins which are driven by the clamping cylinders and can be matched with positioning holes on the tray with the cover when the positioning pins extend out.

Preferably, the cover plate transfer mechanism comprises a first X-axis linear module transversely arranged at the front side of the frame and a first movable seat driven by the first X-axis linear module to transversely move, wherein the first movable seat is connected with a second movable seat capable of moving up and down through a second Z-axis linear module, the second movable seat is connected with a clamping jaw capable of clamping/loosening the cover plate through a first cylinder, and a positioning pin matched with a positioning hole on the cover plate when extending out is arranged on the clamping jaw.

Preferably, the cover closing mechanism comprises a second cylinder arranged on the frame, a guide vertical shaft arranged on the frame, a first movable mounting plate driven by the second cylinder to move up and down along the guide vertical shaft, an open slot formed in the first movable mounting plate and convenient for clamping the cover plate, two third cylinders respectively arranged on slot walls on the front side and the rear side of the open slot, a first clamping plate driven by one of the third cylinders to move back and forth, and a second clamping plate driven by the other of the third cylinders to move back and forth and arranged in cooperation with the first clamping plate.

Preferably, the empty tray transferring mechanism comprises a second X-axis linear module which is arranged on the frame and extends transversely, a second movable mounting plate which is driven by the second X-axis linear module and can move transversely, two fourth air cylinders which are respectively arranged on the front side and the rear side of the second movable mounting plate, a third clamping plate which is driven by one of the fourth air cylinders and can move forwards and backwards, and a fourth clamping plate which is driven by the other of the fourth air cylinders and can move forwards and backwards and is matched with the third clamping plate.

Preferably, a stacking mechanism capable of pushing out the capped trays which are capped on the loading station one by one and stacking the capped trays is arranged on the rack, and a stacking rack for receiving and storing the capped trays pushed out by the stacking mechanism.

Preferably, the stacking mechanism comprises a first supporting frame fixedly connected to the frame, the first supporting frame comprises a first fixed mounting plate positioned above, a second fixed mounting plate positioned below and a supporting column arranged between the first fixed mounting plate and the second fixed mounting plate, a motor is fixedly connected to the first fixed mounting plate, a screw rod which extends vertically is connected to the motor through a synchronous pulley assembly, a screw sleeve which is matched with the screw rod to drive and can lift is connected to the screw rod, a third movable mounting plate is fixedly connected to the screw sleeve, a supporting rod which extends vertically is arranged on the third movable mounting plate, and a third pushing plate which is used for pushing out the covered trays which are closed one by one and stacking the covered trays is fixedly connected to the uppermost end of the supporting rod; the stacking rack is connected to the rack and located right above the stacking mechanism, an avoidance opening capable of avoiding the tray with the cover pushed upwards by the stacking mechanism is formed in the lower surface of the stacking rack, fixing blocks are arranged at four corners located at the lowest position of the stacking rack, and a spring block used for rebounding when being contracted/unstressed when being extruded is arranged in the direction of the inside of the avoidance opening of each fixing block.

Preferably, a material taking mechanism for taking out the materials in the covered tray filled with the materials on the material loading station is arranged on the frame, and the material taking mechanism is a manipulator.

Compared with the prior art, the utility model has the beneficial effects that:

1. the automatic feeding and discharging device is convenient for each mechanism to separate the working positions for execution by arranging the feeding working position, the cover closing working position and the discharging working position. The feeding mechanism is arranged so as to realize automatic transfer of the tray with the cover, which is filled with materials. The positioning mechanism is arranged so as to ensure the positioning accuracy of the tray with the cover. The cover plate transfer mechanism can be arranged to transfer the cover plate away so as to be convenient for taking materials with the external taking mechanism, and can be applied to a tray with a cover to realize cover taking automation. The cover closing mechanism is convenient to clamp the cover plate, and the cover plate is loosened when the tray to be taken is transferred to the lower side through the empty tray transfer mechanism, so that the cover plate and the tray are automatically recombined, manual operation is not needed, and production efficiency is improved. The empty tray transfer mechanism is arranged so as to be matched with the cover plate transfer mechanism and the cover closing mechanism to be recombined into an empty tray with the cover, and the empty tray with the cover can be transferred to the blanking station, so that the empty tray with the cover is good in flexibility and can be matched with all the mechanisms, and the production efficiency is improved.

2. The arrangement of the tray storage mechanism with the cover for full materials is convenient for pre-storing a plurality of trays with the cover for full materials, so that the situation that the front end mechanism finishes actions and the rear end mechanism does not have the tray with the cover is avoided, the connectivity is ensured, and the production efficiency is improved; and it sets up in the frame lower part, can make full use of the space of frame lower part. The tray storage mechanism with the cover for full materials is arranged by a conveyor belt, so that pipelining conveying can be realized; and when the supporting plate of the feeding mechanism is flush with the full-material covered tray storage mechanism, the feeding mechanism can receive the covered tray filled with the materials output by the full-material covered tray storage mechanism, and flexible connection between the two mechanisms is realized.

3. The second cylinder, the guide vertical shaft, the first movable mounting plate, the open slot, the third cylinder and the clamping plate of the cover closing mechanism are arranged together, so that the first movable mounting plate is conveniently driven to move up and down, when a covered tray without loaded materials arrives below a cover closing station, the cover plate clamped by the clamping plate is driven to move downwards, the cover plate is loosened, the height of the cover plate can be reduced, and then the cover closing action is realized, and the cover plate and the covered tray without loaded materials are ensured to be reassembled; meanwhile, the falling height of the cover plate can be reduced, and a stronger impact force is prevented from being generated when the cover plate collides with the tray, so that the cover plate and the tray are protected. In addition, the cover can be returned to the original position after the cover is closed, so that the next cover closing can be performed. The arrangement of the open slot is convenient for forming a space with the size larger than that of the cover plate, so that the cover plate can be conveniently transferred by the follow-up cover plate transfer mechanism.

4. The setting of stacking mechanism to can be automatically with closing the empty tray that covers of closing the completion again collect, its setting is convenient. The stacking frame is arranged so as to be matched with the stacking mechanism, so that the tray with the cover can be stacked and stored in the stacking mechanism, and the mechanism operation of the next station is facilitated. The second motor, the synchronous pulley assembly, the screw rod and the screw sleeve of the stacking mechanism are arranged so as to realize the lifting function through the transmission function of each assembly, and compared with a cylinder driving mode, the screw rod screw sleeve is simple in structure, low in cost and large in transmission axial force, and is suitable for pushing the whole tray with the cover.

5. The setting of the spring piece of piling bin can be when not hindering the upward release of stacking mechanism, card post area lid tray after the release finishes, and it sets up simply and conveniently.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present disclosure.

Fig. 2 is a schematic structural view of the feeding mechanism.

Fig. 3 is a schematic structural view of the tray storage mechanism with cover.

Fig. 4 is a schematic structural view of the positioning mechanism.

Fig. 5 is a schematic structural view of the cover plate transfer mechanism.

Fig. 6 is a schematic structural view of the capping mechanism.

Fig. 7 is a schematic structural view of the empty tray transfer mechanism of the present case.

Fig. 8 is a schematic structural view of the stacking mechanism.

Fig. 9 is a schematic structural view of the stacking rack.

Fig. 10 is a schematic structural view of the present fixing block and the spring block.

Fig. 11 is a schematic perspective view of a second embodiment.

Detailed Description

The following examples are provided to illustrate the features of the present utility model and other related features in further detail to facilitate understanding by those skilled in the art:

example 1

As shown in fig. 1 to 10, an automatic feeding and discharging device for a covered tray comprises a frame 1, wherein the frame 1 is sequentially provided with a feeding station 11, a cover closing station 12 and a discharging station 13 from left to right, the frame 1 is provided with a feeding mechanism 2 for conveying the covered tray 100 filled with materials to the feeding station 11, a positioning mechanism 3 for positioning the covered tray 100 conveyed by the feeding mechanism 2 and arranged on the feeding station 11, a cover plate 101 for clamping and transferring the upper part of the positioned covered tray 100 to the cover closing station 12 by the feeding station 11, a cover plate transferring mechanism 4 for clamping and transferring the cover plate 101 to the cover closing station 12 before cover closing, a cover closing mechanism 5 for releasing the cover plate 101 when cover closing is needed so as to facilitate cover closing action to be completed and arranged on the cover closing station 12, a tray 102 for transversely transferring the lower part of the covered tray 100 to the lower part of the cover closing station 12 and transferring the covered tray 100 to the lower part of the cover closing station, and continuing to transfer the cover plate 101 to the empty tray 101 when the cover closing action is completed, and the cover plate 101 is released from the cover closing mechanism is continued to be closed to the cover closing station 101.

As described above, the feeding station 11, the capping station 12 and the discharging station 13 are arranged, so that each mechanism can be conveniently separated from the station for execution. The loading mechanism 2 is arranged so as to realize automatic transfer of the tray 100 with the cover, which is filled with materials. The positioning mechanism 3 is arranged so as to ensure the positioning accuracy of the tray 100 with the cover. The cover plate transfer mechanism 4 can be arranged to transfer the cover plate away so as to be convenient for taking materials with the external taking mechanism, and can be applied to a tray with a cover to realize cover taking automation. The cover closing mechanism 5 is arranged, so that the cover plate 101 is clamped conveniently, the cover plate 101 is loosened when the tray 102 to be taken is transferred to the lower side through the empty tray transfer mechanism 6, the cover plate 101 and the tray 102 are automatically recombined, manual operation is not needed, and production efficiency is improved. The empty tray transferring mechanism 6 is arranged so as to be matched with the cover plate transferring mechanism 4 and the cover closing mechanism 5 to be recombined into an empty tray 100 with the cover, and the empty tray 100 with the cover can be transferred to the blanking station 13, so that the empty tray transferring mechanism is good in flexibility, can be matched with various mechanisms, and is beneficial to improving production efficiency.

In the embodiment shown in fig. 2, the feeding mechanism 2 includes a first Z-axis linear module 21 disposed at the left side of the feeding station 11 and extending vertically, and a pallet 22 driven by the first Z-axis linear module 21 to move up and down, where the pallet 22 can convey the covered pallet 100 filled with material to the feeding station 11. Thus, the tray 100 with the cover, which is filled with the material, is flexibly transported by using the upper and lower spaces, thereby saving space and improving transport efficiency.

As shown in fig. 3, the lower part of the frame 1 is provided with a full-material covered tray storage mechanism 7 capable of loading and transversely conveying a plurality of full-material covered trays 100, the full-material covered tray storage mechanism 7 comprises a transversely extending conveyor belt 71 and a first motor 72 for driving the conveyor belt to transversely convey the full-material covered tray, and when the loading mechanism 2 is empty, the supporting plate 22 of the loading mechanism is lowered to be level with the conveyor belt 71 of the full-material covered tray storage mechanism 7. In practice, a guide bar 200 extending in the up-down direction and extending to the height of the processing station 11 is disposed at the outlet side of the tray storage mechanism 7 with cover for full material, and the support plate 22 of the feeding mechanism 2 moves up and down along the guide bar 200, and a through hole 300 for the guide bar 200 to pass through is disposed on the support plate 22.

As described above, the tray storage mechanism 7 with cover is configured so as to pre-store a plurality of trays 100 with cover filled with materials, thereby avoiding the situation that the front end mechanism has completed the action and the rear end mechanism does not have the tray 100 with cover, ensuring the connectivity and improving the production efficiency; and it is arranged at the lower part of the frame 1, which can fully utilize the space at the lower part of the frame 1. The tray storage mechanism 7 with the cover for full materials is arranged by a conveyor belt, so that pipelining conveying can be realized; and can be when the layer board 22 of feed mechanism 2 and full material area lid tray deposit mechanism 7 parallel and level to feed mechanism 2 can receive the area lid tray 100 of full material by full material area lid tray deposit mechanism 7 output, realizes the nimble linking between these two mechanisms.

As shown in fig. 4, in the embodiment, the positioning mechanism 3 includes a first clamping cylinder 31 mounted on the front side of the loading station 11 through the frame 1, a second clamping cylinder 32 mounted on the rear side of the loading station 11 through the frame 1, a front positioning pin 33 driven by the first clamping cylinder 31 and capable of being engaged with a positioning hole on the tape cover tray 100 when extending backward, and a rear positioning pin 34 driven by the second clamping cylinder 32 and capable of being engaged with a positioning hole on the tape cover tray 100 when extending forward, the first clamping cylinder 31 and the second clamping cylinder 32 are opposite to each other in front and rear, the front positioning pin 33 is driven by the first clamping cylinder 31 through being mounted on the first push plate 35, and the rear positioning pin 34 is driven by the second clamping cylinder 32 through being mounted on the second push plate 36. Thus, the positioning pins on the front side and the rear side are matched with the positioning holes on the tray 100 with the cover so as to achieve accurate positioning.

As shown in fig. 5, in the embodiment, the cover plate transferring mechanism 4 includes a first X-axis linear module 41 transversely disposed on the front side of the frame 1, a first movable seat 42 driven by the first X-axis linear module 41 and capable of moving transversely, the first movable seat 42 is connected with a second movable seat 44 capable of moving up and down through a second Z-axis linear module 43, the second movable seat 44 is connected with a clamping jaw 46 capable of clamping/releasing the cover plate 101 through a first cylinder 45, the clamping jaw 46 is composed of two clamping jaw parts driven by the first cylinder 45, a left positioning pin 47 which is matched with a positioning hole on the cover plate 101 when extending is mounted on the left clamping jaw part 461, and a right positioning pin 48 which is matched with a positioning hole on the cover plate 101 when extending is mounted on the right clamping jaw part 462. In particular, a sliding rail and sliding block assembly 49 for guiding and sliding the clamping jaw 46 is mounted on the lower surface of the second movable seat 44. The first cylinder 45 may preferably be a parallel open-close type air claw of MHF2-8D2, or may be another cylinder of another type.

As described above, the first X-axis linear module 41, the first movable seat 42, the second Z-axis linear module 43, and the second movable seat 44 of the cover plate transferring mechanism 4 are arranged so as to be capable of driving the clamping jaw 46 to move laterally and up and down, thereby driving the cover plate 101 clamped by the clamping jaw 46 to move, and the flexibility is good. The location of the locating pins on the clamping jaw portions facilitates better alignment and clamping of the cover plate 101.

As shown in fig. 6, in the embodiment, the cover closing mechanism 5 includes a second cylinder 51 connected to the frame 1, a guide vertical shaft 52 connected to the frame 1, a first movable mounting plate 53 driven by the second cylinder 51 to move up and down along the guide vertical shaft 52, an open slot 54 formed in the first movable mounting plate 53 to clamp the cover plate 101, a third cylinder 55 fixedly connected to a front side slot wall of the open slot 54, a third cylinder 55 fixedly connected to a rear side slot wall of the open slot 54, a first clamping plate 56 driven by the third cylinder 55 located at the front side to move back and forth, and a second clamping plate 57 driven by the third cylinder 55 located at the rear side to move back and forth, wherein the guide vertical shaft 52 is mounted on the left and right sides of the second cylinder 51 through the frame 1, and the cover closing mechanism 5 can clamp/unclamp the cover plate by the cooperation of the first clamping plate 56 and the second clamping plate 57.

As described above, the second cylinder 51, the guide vertical shaft 52, the first movable mounting plate 53, the open slot 54, the third cylinder 55 and the clamping plate of the cover closing mechanism 5 are arranged together, so that the first movable mounting plate 53 is conveniently driven to move up and down, and when the covered tray 100 without the loaded material arrives below the cover closing station 12, the cover plate 101 clamped by the clamping plate is driven to move downwards and the cover plate 101 is released, so that the height of the cover plate 101 can be reduced and then the cover closing action is realized, and the reassembling of the cover plate 101 and the covered tray 100 without the loaded material is ensured; meanwhile, the falling height of the cover plate 101 can be reduced, and strong impact force generated by collision with the tray 102 is prevented, so that the cover plate 101 and the tray 102 are protected. In addition, the cover can be returned to the original position after the cover is closed, so that the next cover closing can be performed. The provision of the open slot 54 facilitates the formation of a space of a size larger than the size of the cover plate 101 to facilitate the transfer of the cover plate 101 of the subsequent cover plate transfer mechanism 4.

As shown in fig. 7, in the embodiment, the empty tray transferring mechanism 6 includes a second X-axis linear module 61 disposed on the frame 1 and extending in a lateral direction, a third movable mounting plate 62 driven by the second X-axis linear module 61 and capable of moving in a lateral direction, a fourth cylinder 63 fixedly connected to an upper surface of a front side of the third movable mounting plate 62, another fourth cylinder 63 fixedly connected to an upper surface of a rear side of the third movable mounting plate 62, a third clamping plate 64 driven by the fourth cylinder 63 located at the front side and capable of moving back and forth, and a fourth clamping plate 65 driven by the fourth cylinder 63 located at the rear side and capable of moving back and forth and disposed in cooperation with the third clamping plate 64. In this way, the fourth cylinder 63 on the third movable mounting plate 62 can be conveniently driven to move transversely, so that the empty tray clamped by the clamping plate and finished in taking materials is conveniently driven to be transferred from the feeding station 11 to the lower part of the cover closing station 12, and the follow-up cover closing action is conveniently finished.

As shown in fig. 1 and 9 and fig. 10, in the embodiment, the frame 1 is provided with a stacking mechanism 8 capable of pushing out the capped trays 100 which are capped at the loading station 1 one by one and stacking them, and a stacking rack 9 for receiving and storing the capped trays 100 pushed out by the stacking mechanism 8.

As shown in fig. 9, the stacking mechanism 8 includes a first supporting frame 81 fixedly connected to the frame 1, the first supporting frame 81 includes a first fixed mounting plate 811 located above, a second fixed mounting plate 812 located below, and a supporting column 813 installed between the first fixed mounting plate 811 and the second fixed mounting plate 812, a second motor 82 is fixedly connected to the first fixed mounting plate 811, a rotor of the second motor 82 is connected to a first synchronous pulley 831, the first synchronous pulley 831 is connected to a second synchronous pulley 833 through a synchronous belt 832, the second synchronous pulley 833 is connected to a vertically extending screw rod 85 through a screw rod supporting seat 84, a wire sleeve 86 capable of lifting in cooperation with the screw rod 85 is connected to the middle of the screw rod 85, a third movable mounting plate 87 is fixedly connected to the wire sleeve 86, four vertically extending supporting rods 88 are installed on the third movable mounting plate 87, and a third pushing plate 89 for pushing out the covered trays 100 one by one and stacking the four covered trays are fixedly connected together at the uppermost ends of the four supporting rods 88. In particular, when the second motor 82 rotates, the screw rod 85 is driven to rotate by the transmission action of the first synchronous pulley 831, the synchronous belt 832 and the second synchronous pulley 833, so that the wire sleeve 86 matched with the screw rod moves up and down, and the support rod 88, the third movable mounting plate 87 and the third push plate 89 are driven to move up and down together, so that the tray 100 with the cover is pushed out upwards and stacked. The first synchronous pulley 831, the synchronous belt 832 and the second synchronous pulley 833 form a synchronous pulley assembly.

As described above, the stacking mechanism 8 is provided so that the empty capped trays 100 with caps completed can be automatically collected again, and the arrangement is convenient. The stacking rack 9 is provided so as to be capable of cooperating with the stacking mechanism 8, so that the covered tray 100 can be stacked and stored therein for the mechanism work of the next station. The second motor 82, the synchronous pulley assembly, the screw rod 85 and the screw sleeve 86 of the stacking mechanism 8 are arranged so as to realize the lifting function through the transmission function of each assembly, and compared with a cylinder driving mode, the screw rod screw sleeve is simple in structure, low in cost and large in transmission axial force, and is suitable for pushing the whole tray 100 with the cover.

As shown in fig. 10, the stacking rack 9 is fixedly connected to the frame 1 and is located right above the stacking mechanism 8, an avoidance opening 91 capable of avoiding the tray 100 with the cover pushed upwards by the stacking mechanism 8 is formed in the lower surface of the stacking rack 9, fixing blocks 92 are respectively arranged at four corners of the stacking rack 9 located at the lowest position, and a spring block 93 for rebounding when contracting/not being stressed when being extruded is arranged in the direction of each fixing block 92 towards the inside of the avoidance opening 91. In practice, when the empty capped tray 100 is pushed in, the spring blocks 93 are compressed by the capped tray 100 to contract, and when the capped tray 100 completely enters the stacking rack 9, the spring blocks 93 rebound to clamp under the capped tray 100.

As described above, the spring blocks 93 of the stacking rack 9 are provided so as not to hinder the upward pushing-out of the stacking mechanism 8, and the post-push capped tray 100 is simply and conveniently provided.

Example two

As shown in fig. 11, the second embodiment is different from the first embodiment in that the frame 1 is provided with a material taking mechanism 10 for taking out the material in the covered tray 100 filled with the material at the material loading station 11, and the material taking mechanism 10 is a manipulator. Therefore, the manipulator can be used for grabbing materials, and different materials are compatible for grabbing and feeding.

As described above, the scheme protects an automatic feeding and discharging device for a tray with a cover, and all technical schemes which are the same as or similar to the scheme are shown to fall into the protection scope of the scheme.

Claims (10)

1. The automatic feeding and discharging device for the covered tray comprises a frame and is characterized in that the frame is sequentially provided with a feeding station, a cover closing station and a discharging station from left to right, a feeding mechanism for conveying the covered tray filled with materials to the feeding station, a positioning mechanism for positioning the covered tray conveyed by the feeding mechanism and arranged on the feeding station, a cover plate transferring mechanism for clamping and transferring a cover plate on the upper part of the positioned covered tray to the cover closing station from the feeding station, and a cover plate loosening mechanism for loosening the cover plate before closing the cover plate so as to facilitate closing the cover closing action to be completed and arranged on the cover closing station when the cover is required, and a tray transferring mechanism for transversely transferring the covered tray which is not filled with materials after closing to the lower part of the covered tray to the discharging station.

2. The automatic feeding and discharging device for the covered tray according to claim 1, wherein the feeding mechanism comprises a first Z-axis linear module which is arranged at the left side of the feeding station and extends vertically, and a supporting plate which is driven by the first Z-axis linear module to move up and down, and the supporting plate can convey the covered tray filled with materials upwards to the feeding station.

3. An automatic loading and unloading device for covered trays as defined in claim 1, wherein a full-material covered tray storage mechanism capable of loading and transversely conveying a plurality of full-material covered trays is arranged at the lower part of the frame, the full-material covered tray storage mechanism comprises a transversely extending conveyor belt and a first motor for driving the conveyor belt to transversely convey the full-material covered trays, and when the loading mechanism is empty, the supporting plate of the loading mechanism can be lowered to be flush with the full-material covered tray storage mechanism.

4. The automatic feeding and discharging device for the tray with the cover according to claim 1, wherein the positioning mechanism comprises two clamping cylinders which are respectively arranged on the front side and the rear side of the feeding station and are opposite to each other in front and rear, and positioning pins which are driven by the clamping cylinders and can be matched with positioning holes in the tray with the cover when the positioning pins extend out.

5. The automatic feeding and discharging device for the tray with the cover plate according to claim 1, wherein the cover plate transferring mechanism comprises a first X-axis linear module transversely arranged on the front side of the frame and a first movable seat which is driven by the first X-axis linear module and can transversely move, the first movable seat is connected with a second movable seat which can vertically move through the driving of a second Z-axis linear module, the second movable seat is connected with a clamping jaw which can clamp/unclamp the cover plate through the driving of a first cylinder, and a positioning pin which is matched with a positioning hole on the cover plate when the clamping jaw stretches out is arranged on the clamping jaw.

6. The automatic feeding and discharging device for the tray with the cover according to claim 1, wherein the cover closing mechanism comprises a second cylinder arranged on the frame, a guide vertical shaft arranged on the frame, a first movable mounting plate driven by the second cylinder to move up and down along the guide vertical shaft, an open slot formed on the first movable mounting plate and convenient for clamping the cover plate, two third cylinders respectively arranged on slot walls on the front side and the rear side of the open slot, a first clamping plate driven by one of the third cylinders to move back and forth, and a second clamping plate driven by the other of the third cylinders to move back and forth and arranged in cooperation with the first clamping plate.

7. The automatic feeding and discharging device for the tray with the cover according to claim 1, wherein the empty tray transferring mechanism comprises a second X-axis linear module which is arranged on the rack and extends transversely, a second movable mounting plate which is driven by the second X-axis linear module and can move transversely, two fourth air cylinders which are respectively arranged on the front side and the rear side of the second movable mounting plate, a third clamping plate which is driven by one fourth air cylinder and can move forwards and backwards, and a fourth clamping plate which is driven by the other fourth air cylinder and can move forwards and backwards and is matched with the third clamping plate.

8. An automatic loading and unloading device for capped trays according to any one of claims 1 to 7, wherein a stacking mechanism capable of pushing capped trays completed at the loading station one by one upward and completing stacking and a stacking rack for receiving and storing capped trays pushed out by the stacking mechanism are provided on the frame.

9. The automatic feeding and discharging device for the tray with the cover according to claim 8, wherein the stacking mechanism comprises a first supporting frame fixedly connected to the frame, the first supporting frame comprises a first fixed mounting plate positioned above, a second fixed mounting plate positioned below and a supporting column arranged between the first fixed mounting plate and the second fixed mounting plate, a motor is fixedly connected to the first fixed mounting plate, a vertically extending screw rod is connected to the motor through a synchronous pulley assembly, a wire sleeve capable of lifting in a matched transmission manner is connected to the screw rod, a third movable mounting plate is fixedly connected to the wire sleeve, a vertically extending supporting rod is mounted on the third movable mounting plate, and a third pushing plate for pushing the tray with the cover which is completed by closing the cover is fixedly connected to the uppermost end of the supporting rod one by one and completing stacking; the stacking rack is connected to the rack and located right above the stacking mechanism, an avoidance opening capable of avoiding the tray with the cover pushed upwards by the stacking mechanism is formed in the lower surface of the stacking rack, fixing blocks are arranged at four corners located at the lowest position of the stacking rack, and a spring block used for rebounding when being contracted/unstressed when being extruded is arranged in the direction of the inside of the avoidance opening of each fixing block.

10. An automatic loading and unloading device for a covered tray according to claim 1, wherein a material taking mechanism for taking out materials in the covered tray filled with materials on a loading station is arranged on the frame, and the material taking mechanism is a manipulator.